20201474752

素因数分解:

$2^6\times {\mathrm{2203}}^1\times {\mathrm{143281}}^1$

素因数の和:145496

約数の個数: 28

約数和(自身を含む): 40105778056

約数和(自身を除く): 19904303304

約数列:

[1, 2, 4, 8, 16, 32, 64, 2203, 4406, 8812, 17624, 35248, 70496, 140992, 143281, 286562, 573124, 1146248, 2292496, 4584992, 9169984, 315648043, 631296086, 1262592172, 2525184344, 5050368688, 10100737376, 20201474752]

約数ペア:

[(1, 20201474752), (2, 10100737376), (4, 5050368688), (8, 2525184344), (16, 1262592172), (32, 631296086), (64, 315648043), (2203, 9169984), (4406, 4584992), (8812, 2292496), (17624, 1146248), (35248, 573124), (70496, 286562), (140992, 143281)]