18396256

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 20310944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 79, 152, 158, 304, 316, 383, 608, 632, 766, 1264, 1501, 1532, 2528, 3002, 3064, 6004, 6128, 7277, 12008, 12256, 14554, 24016, 29108, 30257, 48032, 58216, 60514, 116432, 121028, 232864, 242056, 484112, 574883, 968224, 1149766, 2299532, 4599064, 9198128, 18396256]

約数ペア:

[(1, 18396256), (2, 9198128), (4, 4599064), (8, 2299532), (16, 1149766), (19, 968224), (32, 574883), (38, 484112), (76, 242056), (79, 232864), (152, 121028), (158, 116432), (304, 60514), (316, 58216), (383, 48032), (608, 30257), (632, 29108), (766, 24016), (1264, 14554), (1501, 12256), (1532, 12008), (2528, 7277), (3002, 6128), (3064, 6004)]