189343208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 388238400

約数和(自身を除く): 198895192

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 131, 148, 152, 257, 262, 296, 514, 524, 703, 1028, 1048, 1406, 2056, 2489, 2812, 4847, 4883, 4978, 5624, 9509, 9694, 9766, 9956, 19018, 19388, 19532, 19912, 33667, 38036, 38776, 39064, 67334, 76072, 92093, 134668, 180671, 184186, 269336, 361342, 368372, 639673, 722684, 736744, 1245679, 1279346, 1445368, 2491358, 2558692, 4982716, 5117384, 9965432, 23667901, 47335802, 94671604, 189343208]

約数ペア:

[(1, 189343208), (2, 94671604), (4, 47335802), (8, 23667901), (19, 9965432), (37, 5117384), (38, 4982716), (74, 2558692), (76, 2491358), (131, 1445368), (148, 1279346), (152, 1245679), (257, 736744), (262, 722684), (296, 639673), (514, 368372), (524, 361342), (703, 269336), (1028, 184186), (1048, 180671), (1406, 134668), (2056, 92093), (2489, 76072), (2812, 67334), (4847, 39064), (4883, 38776), (4978, 38036), (5624, 33667), (9509, 19912), (9694, 19532), (9766, 19388), (9956, 19018)]