20114899218

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1212

約数の個数: 96

約数和(自身を含む): 45264898224

約数和(自身を除く): 25149999006

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 101, 123, 202, 246, 303, 369, 421, 606, 641, 738, 842, 909, 1263, 1282, 1818, 1923, 2526, 3789, 3846, 4141, 5769, 7578, 8282, 11538, 12423, 17261, 24846, 26281, 34522, 37269, 42521, 51783, 52562, 64741, 74538, 78843, 85042, 103566, 127563, 129482, 155349, 157686, 194223, 236529, 255126, 269861, 310698, 382689, 388446, 473058, 539722, 582669, 765378, 809583, 1165338, 1619166, 1743361, 2428749, 2654381, 3486722, 4857498, 5230083, 5308762, 7963143, 10460166, 11064301, 15690249, 15926286, 22128602, 23889429, 27255961, 31380498, 33192903, 47778858, 54511922, 66385806, 81767883, 99578709, 163535766, 199157418, 245303649, 490607298, 1117494401, 2234988802, 3352483203, 6704966406, 10057449609, 20114899218]

約数ペア:

[(1, 20114899218), (2, 10057449609), (3, 6704966406), (6, 3352483203), (9, 2234988802), (18, 1117494401), (41, 490607298), (82, 245303649), (101, 199157418), (123, 163535766), (202, 99578709), (246, 81767883), (303, 66385806), (369, 54511922), (421, 47778858), (606, 33192903), (641, 31380498), (738, 27255961), (842, 23889429), (909, 22128602), (1263, 15926286), (1282, 15690249), (1818, 11064301), (1923, 10460166), (2526, 7963143), (3789, 5308762), (3846, 5230083), (4141, 4857498), (5769, 3486722), (7578, 2654381), (8282, 2428749), (11538, 1743361), (12423, 1619166), (17261, 1165338), (24846, 809583), (26281, 765378), (34522, 582669), (37269, 539722), (42521, 473058), (51783, 388446), (52562, 382689), (64741, 310698), (74538, 269861), (78843, 255126), (85042, 236529), (103566, 194223), (127563, 157686), (129482, 155349)]