19724224

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 56

約数和(自身を含む): 42700448

約数和(自身を除く): 22976224

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 151, 157, 208, 302, 314, 416, 604, 628, 832, 1208, 1256, 1963, 2041, 2416, 2512, 3926, 4082, 4832, 5024, 7852, 8164, 9664, 10048, 15704, 16328, 23707, 31408, 32656, 47414, 62816, 65312, 94828, 125632, 130624, 189656, 308191, 379312, 616382, 758624, 1232764, 1517248, 2465528, 4931056, 9862112, 19724224]

約数ペア:

[(1, 19724224), (2, 9862112), (4, 4931056), (8, 2465528), (13, 1517248), (16, 1232764), (26, 758624), (32, 616382), (52, 379312), (64, 308191), (104, 189656), (151, 130624), (157, 125632), (208, 94828), (302, 65312), (314, 62816), (416, 47414), (604, 32656), (628, 31408), (832, 23707), (1208, 16328), (1256, 15704), (1963, 10048), (2041, 9664), (2416, 8164), (2512, 7852), (3926, 5024), (4082, 4832)]