20116939284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{394357}}^1$

素因数の和:394489

約数の個数: 72

約数和(自身を含む): 55265330120

約数和(自身を除く): 35148390836

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1962, 2834, 3924, 4251, 5668, 8502, 12753, 17004, 25506, 51012, 394357, 788714, 1183071, 1577428, 2366142, 3549213, 4732284, 5126641, 7098426, 10253282, 14196852, 15379923, 20506564, 30759846, 42984913, 46139769, 61519692, 85969826, 92279538, 128954739, 171939652, 184559076, 257909478, 386864217, 515818956, 558803869, 773728434, 1117607738, 1547456868, 1676411607, 2235215476, 3352823214, 5029234821, 6705646428, 10058469642, 20116939284]

約数ペア:

[(1, 20116939284), (2, 10058469642), (3, 6705646428), (4, 5029234821), (6, 3352823214), (9, 2235215476), (12, 1676411607), (13, 1547456868), (18, 1117607738), (26, 773728434), (36, 558803869), (39, 515818956), (52, 386864217), (78, 257909478), (109, 184559076), (117, 171939652), (156, 128954739), (218, 92279538), (234, 85969826), (327, 61519692), (436, 46139769), (468, 42984913), (654, 30759846), (981, 20506564), (1308, 15379923), (1417, 14196852), (1962, 10253282), (2834, 7098426), (3924, 5126641), (4251, 4732284), (5668, 3549213), (8502, 2366142), (12753, 1577428), (17004, 1183071), (25506, 788714), (51012, 394357)]