20731076964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{7211}}^1\times {\mathrm{6143}}^1$

素因数の和:13377

約数の個数: 72

約数和(自身を含む): 56451612672

約数和(自身を除く): 35720535708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 6143, 7211, 12286, 14422, 18429, 21633, 24572, 28844, 36858, 43266, 55287, 64899, 73716, 79859, 86532, 93743, 110574, 129798, 159718, 187486, 221148, 239577, 259596, 281229, 319436, 374972, 479154, 562458, 718731, 843687, 958308, 1124916, 1437462, 1687374, 2874924, 3374748, 44297173, 88594346, 132891519, 177188692, 265783038, 398674557, 531566076, 575863249, 797349114, 1151726498, 1594698228, 1727589747, 2303452996, 3455179494, 5182769241, 6910358988, 10365538482, 20731076964]

約数ペア:

[(1, 20731076964), (2, 10365538482), (3, 6910358988), (4, 5182769241), (6, 3455179494), (9, 2303452996), (12, 1727589747), (13, 1594698228), (18, 1151726498), (26, 797349114), (36, 575863249), (39, 531566076), (52, 398674557), (78, 265783038), (117, 177188692), (156, 132891519), (234, 88594346), (468, 44297173), (6143, 3374748), (7211, 2874924), (12286, 1687374), (14422, 1437462), (18429, 1124916), (21633, 958308), (24572, 843687), (28844, 718731), (36858, 562458), (43266, 479154), (55287, 374972), (64899, 319436), (73716, 281229), (79859, 259596), (86532, 239577), (93743, 221148), (110574, 187486), (129798, 159718)]