20162772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 62899200

約数和(自身を除く): 42736428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 31, 36, 42, 58, 62, 63, 84, 87, 89, 93, 116, 124, 126, 174, 178, 186, 203, 217, 252, 261, 267, 279, 348, 356, 372, 406, 434, 522, 534, 558, 609, 623, 651, 801, 812, 868, 899, 1044, 1068, 1116, 1218, 1246, 1302, 1602, 1798, 1827, 1869, 1953, 2436, 2492, 2581, 2604, 2697, 2759, 3204, 3596, 3654, 3738, 3906, 5162, 5394, 5518, 5607, 6293, 7308, 7476, 7743, 7812, 8091, 8277, 10324, 10788, 11036, 11214, 12586, 15486, 16182, 16554, 18067, 18879, 19313, 22428, 23229, 24831, 25172, 30972, 32364, 33108, 36134, 37758, 38626, 46458, 49662, 54201, 56637, 57939, 72268, 75516, 77252, 80011, 92916, 99324, 108402, 113274, 115878, 160022, 162603, 173817, 216804, 226548, 231756, 240033, 320044, 325206, 347634, 480066, 560077, 650412, 695268, 720099, 960132, 1120154, 1440198, 1680231, 2240308, 2880396, 3360462, 5040693, 6720924, 10081386, 20162772]

約数ペア:

[(1, 20162772), (2, 10081386), (3, 6720924), (4, 5040693), (6, 3360462), (7, 2880396), (9, 2240308), (12, 1680231), (14, 1440198), (18, 1120154), (21, 960132), (28, 720099), (29, 695268), (31, 650412), (36, 560077), (42, 480066), (58, 347634), (62, 325206), (63, 320044), (84, 240033), (87, 231756), (89, 226548), (93, 216804), (116, 173817), (124, 162603), (126, 160022), (174, 115878), (178, 113274), (186, 108402), (203, 99324), (217, 92916), (252, 80011), (261, 77252), (267, 75516), (279, 72268), (348, 57939), (356, 56637), (372, 54201), (406, 49662), (434, 46458), (522, 38626), (534, 37758), (558, 36134), (609, 33108), (623, 32364), (651, 30972), (801, 25172), (812, 24831), (868, 23229), (899, 22428), (1044, 19313), (1068, 18879), (1116, 18067), (1218, 16554), (1246, 16182), (1302, 15486), (1602, 12586), (1798, 11214), (1827, 11036), (1869, 10788), (1953, 10324), (2436, 8277), (2492, 8091), (2581, 7812), (2604, 7743), (2697, 7476), (2759, 7308), (3204, 6293), (3596, 5607), (3654, 5518), (3738, 5394), (3906, 5162)]