19616702912

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{61339}}^1$

素因数の和:61633

約数の個数: 56

約数和(自身を含む): 41132150400

約数和(自身を除く): 21515447488

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 263, 304, 526, 608, 1052, 1216, 2104, 4208, 4997, 8416, 9994, 16832, 19988, 39976, 61339, 79952, 122678, 159904, 245356, 319808, 490712, 981424, 1165441, 1962848, 2330882, 3925696, 4661764, 9323528, 16132157, 18647056, 32264314, 37294112, 64528628, 74588224, 129057256, 258114512, 306510983, 516229024, 613021966, 1032458048, 1226043932, 2452087864, 4904175728, 9808351456, 19616702912]

約数ペア:

[(1, 19616702912), (2, 9808351456), (4, 4904175728), (8, 2452087864), (16, 1226043932), (19, 1032458048), (32, 613021966), (38, 516229024), (64, 306510983), (76, 258114512), (152, 129057256), (263, 74588224), (304, 64528628), (526, 37294112), (608, 32264314), (1052, 18647056), (1216, 16132157), (2104, 9323528), (4208, 4661764), (4997, 3925696), (8416, 2330882), (9994, 1962848), (16832, 1165441), (19988, 981424), (39976, 490712), (61339, 319808), (79952, 245356), (122678, 159904)]