18856198128

素因数分解:

$2^4\times 3^1\times {\mathrm{1091}}^1\times {\mathrm{360071}}^1$

素因数の和:361173

約数の個数: 40

約数和(自身を含む): 48756629376

約数和(自身を除く): 29900431248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1091, 2182, 3273, 4364, 6546, 8728, 13092, 17456, 26184, 52368, 360071, 720142, 1080213, 1440284, 2160426, 2880568, 4320852, 5761136, 8641704, 17283408, 392837461, 785674922, 1178512383, 1571349844, 2357024766, 3142699688, 4714049532, 6285399376, 9428099064, 18856198128]

約数ペア:

[(1, 18856198128), (2, 9428099064), (3, 6285399376), (4, 4714049532), (6, 3142699688), (8, 2357024766), (12, 1571349844), (16, 1178512383), (24, 785674922), (48, 392837461), (1091, 17283408), (2182, 8641704), (3273, 5761136), (4364, 4320852), (6546, 2880568), (8728, 2160426), (13092, 1440284), (17456, 1080213), (26184, 720142), (52368, 360071)]