20177854965

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3461}}^1\times {\mathrm{7621}}^1$

素因数の和:11110

約数の個数: 48

約数和(自身を含む): 37047859056

約数和(自身を除く): 16870004091

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 3461, 7621, 10383, 17305, 22863, 31149, 38105, 51915, 58837, 68589, 114315, 129557, 155745, 176511, 294185, 342945, 388671, 529533, 647785, 882555, 1166013, 1943355, 2647665, 5830065, 26376281, 79128843, 131881405, 237386529, 395644215, 448396777, 1186932645, 1345190331, 2241983885, 4035570993, 6725951655, 20177854965]

約数ペア:

[(1, 20177854965), (3, 6725951655), (5, 4035570993), (9, 2241983885), (15, 1345190331), (17, 1186932645), (45, 448396777), (51, 395644215), (85, 237386529), (153, 131881405), (255, 79128843), (765, 26376281), (3461, 5830065), (7621, 2647665), (10383, 1943355), (17305, 1166013), (22863, 882555), (31149, 647785), (38105, 529533), (51915, 388671), (58837, 342945), (68589, 294185), (114315, 176511), (129557, 155745)]