19100105984

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{28663}}^1$

素因数の和:28835

約数の個数: 72

約数和(自身を含む): 40426559040

約数和(自身を除く): 21326453056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 137, 152, 256, 274, 304, 548, 608, 1096, 1216, 2192, 2432, 2603, 4384, 4864, 5206, 8768, 10412, 17536, 20824, 28663, 35072, 41648, 57326, 83296, 114652, 166592, 229304, 333184, 458608, 544597, 666368, 917216, 1089194, 1834432, 2178388, 3668864, 3926831, 4356776, 7337728, 7853662, 8713552, 15707324, 17427104, 31414648, 34854208, 62829296, 69708416, 74609789, 125658592, 139416832, 149219578, 251317184, 298439156, 502634368, 596878312, 1005268736, 1193756624, 2387513248, 4775026496, 9550052992, 19100105984]

約数ペア:

[(1, 19100105984), (2, 9550052992), (4, 4775026496), (8, 2387513248), (16, 1193756624), (19, 1005268736), (32, 596878312), (38, 502634368), (64, 298439156), (76, 251317184), (128, 149219578), (137, 139416832), (152, 125658592), (256, 74609789), (274, 69708416), (304, 62829296), (548, 34854208), (608, 31414648), (1096, 17427104), (1216, 15707324), (2192, 8713552), (2432, 7853662), (2603, 7337728), (4384, 4356776), (4864, 3926831), (5206, 3668864), (8768, 2178388), (10412, 1834432), (17536, 1089194), (20824, 917216), (28663, 666368), (35072, 544597), (41648, 458608), (57326, 333184), (83296, 229304), (114652, 166592)]