18594940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 50972544

約数和(自身を除く): 32377604

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 601, 884, 910, 1105, 1190, 1202, 1547, 1820, 2210, 2380, 2404, 3005, 3094, 4207, 4420, 6010, 6188, 7735, 7813, 8414, 10217, 12020, 15470, 15626, 16828, 20434, 21035, 30940, 31252, 39065, 40868, 42070, 51085, 54691, 71519, 78130, 84140, 102170, 109382, 132821, 143038, 156260, 204340, 218764, 265642, 273455, 286076, 357595, 531284, 546910, 664105, 715190, 929747, 1093820, 1328210, 1430380, 1859494, 2656420, 3718988, 4648735, 9297470, 18594940]

約数ペア:

[(1, 18594940), (2, 9297470), (4, 4648735), (5, 3718988), (7, 2656420), (10, 1859494), (13, 1430380), (14, 1328210), (17, 1093820), (20, 929747), (26, 715190), (28, 664105), (34, 546910), (35, 531284), (52, 357595), (65, 286076), (68, 273455), (70, 265642), (85, 218764), (91, 204340), (119, 156260), (130, 143038), (140, 132821), (170, 109382), (182, 102170), (221, 84140), (238, 78130), (260, 71519), (340, 54691), (364, 51085), (442, 42070), (455, 40868), (476, 39065), (595, 31252), (601, 30940), (884, 21035), (910, 20434), (1105, 16828), (1190, 15626), (1202, 15470), (1547, 12020), (1820, 10217), (2210, 8414), (2380, 7813), (2404, 7735), (3005, 6188), (3094, 6010), (4207, 4420)]