20046506624

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15641}}^1$

素因数の和:15722

約数の個数: 128

約数和(自身を含む): 45949939200

約数和(自身を除く): 25903432576

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 62, 64, 68, 76, 124, 128, 136, 152, 248, 272, 304, 323, 496, 527, 544, 589, 608, 646, 992, 1054, 1088, 1178, 1216, 1292, 1984, 2108, 2176, 2356, 2432, 2584, 3968, 4216, 4712, 5168, 8432, 9424, 10013, 10336, 15641, 16864, 18848, 20026, 20672, 31282, 33728, 37696, 40052, 41344, 62564, 67456, 75392, 80104, 125128, 160208, 250256, 265897, 297179, 320416, 484871, 500512, 531794, 594358, 640832, 969742, 1001024, 1063588, 1188716, 1281664, 1939484, 2002048, 2127176, 2377432, 3878968, 4254352, 4754864, 5052043, 7757936, 8242807, 8508704, 9212549, 9509728, 10104086, 15515872, 16485614, 17017408, 18425098, 19019456, 20208172, 31031744, 32971228, 34034816, 36850196, 38038912, 40416344, 62063488, 65942456, 73700392, 80832688, 131884912, 147400784, 156613333, 161665376, 263769824, 294801568, 313226666, 323330752, 527539648, 589603136, 626453332, 646661504, 1055079296, 1179206272, 1252906664, 2505813328, 5011626656, 10023253312, 20046506624]

約数ペア:

[(1, 20046506624), (2, 10023253312), (4, 5011626656), (8, 2505813328), (16, 1252906664), (17, 1179206272), (19, 1055079296), (31, 646661504), (32, 626453332), (34, 589603136), (38, 527539648), (62, 323330752), (64, 313226666), (68, 294801568), (76, 263769824), (124, 161665376), (128, 156613333), (136, 147400784), (152, 131884912), (248, 80832688), (272, 73700392), (304, 65942456), (323, 62063488), (496, 40416344), (527, 38038912), (544, 36850196), (589, 34034816), (608, 32971228), (646, 31031744), (992, 20208172), (1054, 19019456), (1088, 18425098), (1178, 17017408), (1216, 16485614), (1292, 15515872), (1984, 10104086), (2108, 9509728), (2176, 9212549), (2356, 8508704), (2432, 8242807), (2584, 7757936), (3968, 5052043), (4216, 4754864), (4712, 4254352), (5168, 3878968), (8432, 2377432), (9424, 2127176), (10013, 2002048), (10336, 1939484), (15641, 1281664), (16864, 1188716), (18848, 1063588), (20026, 1001024), (20672, 969742), (31282, 640832), (33728, 594358), (37696, 531794), (40052, 500512), (41344, 484871), (62564, 320416), (67456, 297179), (75392, 265897), (80104, 250256), (125128, 160208)]