19124830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 20688290

約数列:

[1, 2, 5, 10, 17, 19, 31, 34, 38, 62, 85, 95, 155, 170, 190, 191, 310, 323, 382, 527, 589, 646, 955, 1054, 1178, 1615, 1910, 2635, 2945, 3230, 3247, 3629, 5270, 5890, 5921, 6494, 7258, 10013, 11842, 16235, 18145, 20026, 29605, 32470, 36290, 50065, 59210, 61693, 100130, 100657, 112499, 123386, 201314, 224998, 308465, 503285, 562495, 616930, 1006570, 1124990, 1912483, 3824966, 9562415, 19124830]

約数ペア:

[(1, 19124830), (2, 9562415), (5, 3824966), (10, 1912483), (17, 1124990), (19, 1006570), (31, 616930), (34, 562495), (38, 503285), (62, 308465), (85, 224998), (95, 201314), (155, 123386), (170, 112499), (190, 100657), (191, 100130), (310, 61693), (323, 59210), (382, 50065), (527, 36290), (589, 32470), (646, 29605), (955, 20026), (1054, 18145), (1178, 16235), (1615, 11842), (1910, 10013), (2635, 7258), (2945, 6494), (3230, 5921), (3247, 5890), (3629, 5270)]