20199578535

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{2207}}^1$

素因数の和:2517

約数の個数: 96

約数和(自身を含む): 37696389120

約数和(自身を除く): 17496810585

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 239, 333, 345, 555, 717, 851, 1035, 1195, 1665, 2151, 2207, 2553, 3585, 4255, 5497, 6621, 7659, 8843, 10755, 11035, 12765, 16491, 19863, 26529, 27485, 33105, 38295, 44215, 49473, 50761, 79587, 81659, 82455, 99315, 132645, 152283, 203389, 244977, 247365, 253805, 397935, 408295, 456849, 527473, 610167, 734931, 761415, 1016945, 1224885, 1582419, 1830501, 1878157, 2284245, 2637365, 3050835, 3674655, 4747257, 5634471, 7912095, 9152505, 9390785, 12131879, 16903413, 19516501, 23736285, 28172355, 36395637, 58549503, 60659395, 84517065, 97582505, 109186911, 175648509, 181978185, 292747515, 448879523, 545934555, 878242545, 1346638569, 2244397615, 4039915707, 6733192845, 20199578535]

約数ペア:

[(1, 20199578535), (3, 6733192845), (5, 4039915707), (9, 2244397615), (15, 1346638569), (23, 878242545), (37, 545934555), (45, 448879523), (69, 292747515), (111, 181978185), (115, 175648509), (185, 109186911), (207, 97582505), (239, 84517065), (333, 60659395), (345, 58549503), (555, 36395637), (717, 28172355), (851, 23736285), (1035, 19516501), (1195, 16903413), (1665, 12131879), (2151, 9390785), (2207, 9152505), (2553, 7912095), (3585, 5634471), (4255, 4747257), (5497, 3674655), (6621, 3050835), (7659, 2637365), (8843, 2284245), (10755, 1878157), (11035, 1830501), (12765, 1582419), (16491, 1224885), (19863, 1016945), (26529, 761415), (27485, 734931), (33105, 610167), (38295, 527473), (44215, 456849), (49473, 408295), (50761, 397935), (79587, 253805), (81659, 247365), (82455, 244977), (99315, 203389), (132645, 152283)]